1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */ 3 /* This Source Code Form is subject to the terms of the Mozilla Public 4 * License, v. 2.0. If a copy of the MPL was not distributed with this 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 6 7 #ifndef mozilla_dom_GridTracks_h 8 #define mozilla_dom_GridTracks_h 9 10 #include "nsTArray.h" 11 #include "nsWrapperCache.h" 12 13 namespace mozilla { 14 15 struct ComputedGridTrackInfo; 16 17 namespace dom { 18 19 class GridDimension; 20 class GridTrack; 21 22 class GridTracks : public nsISupports, public nsWrapperCache { 23 public: 24 explicit GridTracks(GridDimension* aParent); 25 26 protected: 27 virtual ~GridTracks(); 28 29 public: 30 NS_DECL_CYCLE_COLLECTING_ISUPPORTS 31 NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(GridTracks) 32 33 virtual JSObject* WrapObject(JSContext* aCx, 34 JS::Handle<JSObject*> aGivenProto) override; GetParentObject()35 GridDimension* GetParentObject() { return mParent; } 36 37 uint32_t Length() const; 38 GridTrack* Item(uint32_t aIndex); 39 GridTrack* IndexedGetter(uint32_t aIndex, bool& aFound); 40 41 void SetTrackInfo(const mozilla::ComputedGridTrackInfo* aTrackInfo); 42 43 protected: 44 RefPtr<GridDimension> mParent; 45 nsTArray<RefPtr<GridTrack>> mTracks; 46 }; 47 48 } // namespace dom 49 } // namespace mozilla 50 51 #endif /* mozilla_dom_GridTracks_h */ 52